EO Preparation of Form 5666
Internal Revenue Manual Part 4. Examining Process · 2026-10-03 edition · updated 2026-10-04 · United States
Position Number
Description
Definition
N/A
Referral or Information Report
Check the Referral box
Line 1
A
Organization/Taxpayer/Plan Name
Self-explanatory
B
Street Address
Self-explanatory
C
City, State and Zip Code
Self-explanatory
D
Forward Report to: (Name/ Date/ Org / Telephone)
Manager, EO Referrals Group
E
Source of Information
Leave Blank
F
Tax Period
YYYYMM format for year of agreement
G
MFT/Plan No.
2-digit MFT
H
Future Year (EP/EO/GE)
Two to three years from the date of the closing agreement
I
Future Year Code (EP/EO/GE)
Use the appropriate Follow-Up Push Code:
022: Exemption Granted
023: Unrelated Business Income
024: Payout Provision
025: Other
P7-8
Source Code
41: Closing Agreement
P25-26
MFT
Use appropriate 2-digit code
P33-36
Project Code
8196: Closing Agreement Follow Up
Line 2
1-12
TIN/File Source
Self-explanatory
14-17
Name Control or check Digit
Enter four-character name control
L
Name Control or check Digit
Self-explanatory
M
Approved by/Date
Self-explanatory
O
Information Obtained
Provide summary of the items that need verification to determine if TP is in compliance with the agreement
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